74AVC16T245

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Product data sheet

Rev. 6 — 9 September 2013

6 of 28

NXP Semiconductors

74AVC16T245

16-bit dual supply translating transceiver; 3-state

5.2 Pin description

[1]

All GND pins must be connected to ground (0 V).

6.

Functional description

[1]

H = HIGH voltage level; L = LOW voltage level; X = don’t care; Z = high-impedance OFF-state.

[2]

[3]

Table 2.

Pin description

Symbol

Pin

Description

SOT362-1 and

SOT480-1

SOT702-1

SOT1134-2

1DIR, 2DIR

1, 24

A1, K1

A30, A13

direction control

1B1 to 1B8

2, 3, 5, 6, 8, 9, 11, 12

B2, B1, C2, C1,

D2, D1, E2, E1

B20, A31, D5, D1,

A2, B2, B3, A5

data input or output

2B1 to 2B8

13, 14, 16, 17, 19, 20,

22, 23

F1, F2, G1, G2,

H1, H2, J1, J2

A6, B5, B6, A9, D2,

D6, A12, B8

data input or output

GND[1]

4, 10, 15, 21, 28, 34,

39, 45

B3, D3, G3, J3, J4,

G4, D4, B4

A32, A3, A8, A11,

A16, A19, A24, A27

ground (0 V)

7, 18

C3, H3

A1, A10

supply voltage B (nBn inputs are

1OE, 2OE

48, 25

A6, K6

A29, A14

output enable input (active LOW)

1A1 to 1A8

47, 46, 44, 43, 41, 40,

38, 37

B5, B6, C5, C6,

D5, D6, E5, E6

B18, A28, D8, D4,

A25, B16, B15, A22

data input or output

2A1 to 2A8

36, 35, 33, 32, 30, 29,

27, 26

F6, F5, G6, G5,

H6, H5, J6, J5

A21, B13, B12, A18,

D3, D7, A15, B10

data input or output

31, 42

C4, H4

A17, A26

supply voltage A (nAn, nOE and nDIR

n.c.

-

A2, A3, A4, A5, K2,

K3, K4, K5

A4, A7, A20, A23,

B1, B4, B7, B9, B11,

B14, B17, B19

not connected

Table 3.

Function table[1]

Supply voltage

Input

Input/output[3]

nOE[2]

nDIR[2]

nAn[2]

nBn[2]

0.8 V to 3.6 V

L

L

nAn = nBn

input

0.8 V to 3.6 V

L

H

input

nBn = nAn

0.8 V to 3.6 V

H

X

Z

Z

GND[3]

XXZ

Z